Growing community of inventors

Nidderau, Germany

Birger Lehr

Average Co-Inventor Count = 5.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Birger Lehr ↔ Li Chen (1 patent)Birger Lehr ↔ Christian Nowottny (1 patent)Birger Lehr ↔ Zhenggang Yu (1 patent)Birger Lehr ↔ Hartmut Janitz (1 patent)Birger LehrBirger Lehr (1 patent)Li ChenLi Chen (114 patents)Christian NowottnyChristian Nowottny (4 patents)Zhenggang YuZhenggang Yu (1 patent)Hartmut JanitzHartmut Janitz (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Heraeus Deutschland Gmbh & Co Kg (1 from 201 patents)

2. Heraeus Precious Metal Technology (China) Co., Ltd. (1 from 3 patents)

3. Heraeus Site Operations Gmbh & Co. Kg (1 from 1 patent)

4. Heraeus Precious Metal Technology Co., Ltd. (0 patent)


1 patent:

1. 11148961 - Process for treatment of wastewater

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1/16/2026
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